In the details for each flower below, you’ll find information on which trails they can be spotted along. Please note that this is for reference only — many flowers may also be found on other trails not listed, so we encourage you to take your time and enjoy discovering them as you walk.
*Please refrain from unauthorized reproduction or duplication of the content, including text and images, on this site.
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Eriophorum vaginatum
May
At Hasuike (Watasuge-daira wetland), wetlands (Tanohara, Maeyama, Shijuhachi-ike, Takamagahara)
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Lysichiton camtschatcensis (Skunk-cabbage)
May to June
At Kasagoshi Mizubasho (Skunk-cabbage) Garden, Small Brook Trail and Sunshine Trail
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Caltha palustris (Marsh-marigold/Kingcup)
May to June
At Kasagoshi Mizubasho (Skunk-cabbage) Garden, Okura-Shindo Trail and Diamond ski area
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Viburnum furcatum (Forked Viburnum)
May to June
Pretty much anywhere
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Heloniopsis orientalis
May to June
At Hasuike ski area, Hikage wetland and Small Brook Trail
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Anemone flaccida
June
At Okura-Shindo Trail
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Rhododendron albrechtii
May to June
At Sunshine Trail, Nature Discovery Trail, Small Brook Trail and Magatama Hill Loop Trail
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Glaucidium palmatum (Japanese wood poppy)
May to June
At Watasuge-daira wetland, Mt. Iwasuge
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Viola grypoceras
May to June
Pretty much anywhere in lower elevation
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Epigaea asiatica
May to June
At Sunshine Trail, Small Brook Trail, Shimizu-Shindo Trail and Okura-Shindo Trail
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Rhododendron degronianum
May to June
At Nature Discovery Trail and Magatama Hill Loop Trail
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Maianthemum japonicum
June
Pretty much anywhere in the highlands
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Phyllodoce nipponica Makino
June
At Mt. Yokote, Mt. Akaishi Trail
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Disporum smilacinum
June
At Sunshine Trail
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Rhododendron japonicum (Japanese azalea)
June
At Ichinuma Pond and Hasu-ike Pond, Tanohara and Maeyama wetland
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Trillium tschonoskii
June
At Giand Shinanoki Tree Trail and Okura-Shindo Trail
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Clintonia udensis
June
Pretty much anywhere
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Maianthemum dilatatum (snakeberry)
June
Pretty much anywhere
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Prunus grayana
June
Pretty much anywhere
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Menziesia pentandra
June
Pretty much anywhere
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Schizocodon soldanelloides
June
At Magatama Hill Loop Trail, Ikemeguri and Nature Discovery Trail
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Gentiana zollingeri
June
At Sunshine Trail (Biwa-ike Pond), Hasu-ike Pond
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Andromeda polifolia
June
At wetlands (Tanohara, Hikgae, Maeyama and Shijuhachi-ike) etc.
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Diphylleia grayi (Skeleton flower)
June
At Okura-Shindo Trail and Giant Shinanoki Tree Trail, around Onuma-ike Pond
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Dactylostalix ringens
June
At Okura-Shindo Trail and Magatama Hill loop Trail
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Rhododendron brachycarpum
June
At Nature Discovery Trail (Hikage wetland), Magatama Hill Loop Trail
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Cephalanthera erecta (Erect cephalanthera)
June
At Sunshine Trail and Nature Discovery Trail
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Enkianthus campanulatus
June
At Ichinuma Pond, Nature Discovery Trail and Small Brook Trail
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Trientalis europaea
June
Pretty much anywhere
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Vaccinium vitis-idaea (lingonberry/foxberry)
June to July
At Ikemeguri Trail (Shibu-ike Pond, Maeyama & Shijuhachi-ike wetlands) and Mt. Yakebitai Trail (Chigo-ike Pond) and Mt. Yokote
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Tiarella polyphylla
June
At Ikemeguri Trail, Nature Discovery Trail, Sunshinem Trail, Okushiga White Birch Garden Loop Trail, Giant Shinanoki Tree Trail, Okura-Shindo Trail
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Streptopus streptopoides subsp. japonicus
June
At Nature Discovery Trail, Ikemeguri Trail, Magatama Hill Loop Trail, Okushiga White Birch Garden Loop Trail, Giant Shinanoki Tree Trail and Okura-Shindo Trail
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Paris verticillata
June
At Okura-Shindo Trail
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Menyanthes
June
At Ichinuma Pond, Hasu-ike Pond, Shitano-Koike Pond, Shijuhachi-ike wetland
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Arisaema nikoense
June to July
At Onuma-ike Pond
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Rhododendron multiflorum
June to July
At Ikemeguri Trail, Mt. Shiga Trail, Mt. Akaishi Trail and Mt. Yakebitai Trail
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Mimulus sessilifolius
June to July
Around Onuma-ike Pond
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Dactylorhiza aristata (Keyflower)
June to July
At Small Brook Trail, Hikage wetland
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Cornus canadensis (Camadoam dwarf cornel)
June to July
Pretty much anywhere
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Coptis trifolia (Threeleaf goldthread)
June to July
At Sunshine Trail, Nature Discovery Trail, Ikemeguri Trail
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Gaultheria adenothrix (Wedding cake tree)
June to July
At Nature Discovery Trail, Small Brook Trail, Mt. Yakebitai Trail, Okushiga White Birch Garden Loop Trail, Mt. Shiga and Mt. Yokote
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Cornus controversa var. controversa
June to July
At Giand Shinanoki Tree Trail, Mt. Yakebitai Trail
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Primula japonica (Japanese primrose)
June to July
At Sun Valley ski area, Hasu-ike Pond
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Veratrum stamineum
June to July
At Small Brook Trail, Mt. Yakebitai Trail (Chigo-ike Pond), Giant Shinanoki Tree Trail, Okushiga White Birch Garden Loop Trail
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Hemerocallis middendorffii
July to August
At Maru-ike Pond nnd Hasu-ike Pond, Kido-ike Pond, Maeyama wetland, Mt. Yokote, Takamagahara wetland
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Gymnadenia conopsea
July
At Small Brook Trail
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Galearis fauriei
July
At Mt. Shiga
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Narthecium asiaticum
July
At Shibu-ike Pond, Tanohara and Shijuhachi-ike wetland, Small Brook Trail, Mt. Yakebitai Trail
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Vaccinium oxycoccos
July
At wetlands (Tanohara, Maeyama, Shibu-ike Pond, Shijuhachi-ike, Hikage, Chigo-ike, Small Brook Trail)
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Aquilegia buergeriana
July
Around Shinshu Univ. Nature Education Garden, Sunshine Trail, Giant Shinanoki Tree Trail, Okura-Shindo Trail
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Gaultheria pyroloides
July
Pretty much anywhere
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Pyrola alpina
July
At Sunshine Trail, Nature Discovery Trail, Ikemeguri Trail, Giant Shinanoki Tree Trail
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Trautvetteria
July
At Ikemeguri Trail (between Shijuhachi-ike wetland and Onuma-ike Pond)
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Iris sanguinea
July
In front of Shiga Kogen Information Center, Small Brook Trail
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Iris setosa
July
At Ichinuma and Watasuge-daira wetland, Nature Discovery Trail, Small Brook Trail
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Nymphaea tetragona
July
At Ichinuma Pond
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Platanthera tipuloides
July
At Tanohara wetland, Shijuhachi-ike Trail, Small Brook Trail
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Lilium medeoloides
July
At Tanohara and Shitano-Koike wetlands
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Thymus quinquecostatus
July
At Okushiga White Birch Garden Loop Trail, Mt. Iwasuge Trail
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Prunella prunelliformis
July
At Mt. Shiga
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Hydrangea serrata var. yesoensis
July to August
At Nature Discovery Trail, Sanju-san Kannon Historic Trail, Hikage wetland
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Chamerion angustifolium
July to August
At Mt. Yakebitai Trail, Takamagahara wetland, Kido-ike Pond, Maeyama wetland
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Veronicastrum japonicum
July to August
At Sunshine Trail
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Campanula takesimana
July to August
At Ikemeguri Trail, Mt. Yokote and Mt. Shiga Trails
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Hosta sieboldii
July to August
At Sunshine Trail (Biwa-ike Pond), Nature Discovery Trail, Ikemeguri Trail
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Hosta sieboldiana
July to August
At Sunshine Trail, Nature Discovery Trail, Small Brook Trail, Magatama Hill Loop Trail
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Cardiocrinum cordatum var. glehnii
July to August
Around Onuma-ike Pond, Giant Shinanoki Tree Trail, Okushiga White Birch Garden Loop Trail
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Senju Gampi****
July to August
At Okushiga White Birch Garden Loop Trail
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Adenophora remotiflora
July to August
At Sunshine Trail, Nature Discovery Trail, Ikemeguri Trail
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Leontopodium japonicum
July to August
At Onuma-ike Forest Course
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Parnassia palustris
August to September
At wetland (Tanohara, Hikage, Maeyama, Shijuhachi-ike, Chigo-ike wetlands), Small Brook Trail
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Filipendula camtschatica
July to August
At Small Brook Trail, Nature Discovery Trail, Okura-Shindo Trail
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Hypericum erectum (St. John’s Wort)
July to August
At wetland (Tanohara, Hikage, Maeyama, Shijuhachi-ike, Chigo-ike wetlands), Small Brook Trail
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Lysimachia clethroides
August
At Sunshine Trail, Sanju-san Kannon Historic Trail, Yakebitaiyama ski area (lower section)
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Bistorta officinalis
August
At Shinshu Univ. Nature Education Garden
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Platycodon grandiflorus (Balloon flower)
August
Watasuge-daira wetland
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August
At Sunshine Trail, Sanju-san Kannon Historic Trail, around Onuma-ike Pond
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Agrimonia pilosa var. japonica
August
At Hasu-ike Pond, Small Brook Trail, Okushiga White Birch Garden Loop Trail, Sanju-san Kannon Historic Trail
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Spiranthes sinensis var. amoena
August
At Hasu-ike Pond, Sunshine Trail, Ginat Shinanoki Tree Trail
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Tripterospermum japonicum
August
At Nature Discovery Trail, Ikemeguri Trail, Magatama Hill Loop Trail
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Dianthus superbus var. speciosus
August
Higashitateyama Apline Plants Garden
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Eupatorium glehnii F.Schmidt ex Trautv.
July to September
At Nature Discovery Trail, Ikemeguri Trail, Giant Shinanoki Tree Trail
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Lilium leichtlinii (Maximowicz’s lily)
August
At Yakebitaiyama ski area, Small Brook Trail, Hasuike ski area
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Sanguisorba officinalis
August
At Sunshine Trail, Nature Discovery Trail, Giant Shinanoki Tree Trail
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Anaphalis margaritacea
August to September
Pretty much anywhere
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Gentiana triflora var. japonica
August to September
Pretty much anywhere
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Parasenecio adenostyloides
August to September
At Giant Shinanoki Tree Trail, Okushiga White Birch Garden Look Trail
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Ligularia dentata
August to September
At Hasuike ski area, Yakebitaiyama ski area, Shijuhachi-ike wetland
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Swertia bimaculata
August to September
At Okushiga White Birch Garden Loop Trail
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Triantha japonica
August to September
At wetlands (Tanohara, Maeyama, Hikage, Shibu-ike, Shijuhachi-ike, Chigo-ike wetlands), Small Brook Trail
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Actaea simplex
August to September
At Nature Discovery Trail, Ikemeguri Trail, Giant Shinanoki Tree Trail
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Chrysanthemum rupestre
August to September月
At Mt. Yokote
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Aster scaber/h3>
August to September
Pretty much anywhere
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Halenia corniculata
September
At Sunshine Trail, Nature Discovery Trail, Ikemeguri Trail
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Angelica polymorpha
September
Around Onuma-ike Pond, Giant Shinanoki Tree Trail
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Aconitum japonicum subsp. japonicum
September
At Nature Discovery Trail, Ikemeguri Trail
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Saxifraga fortunei
September
At Mt. Iwasuge
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Persicaria filiformis
September
At Hasu-ike Pond, Sanju-san Kannon Historic Trail, Sunshine Trail, Nature Discovery Trail
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Solidago virgaurea var. asiatica
September to October
At Sunshine Trail, Nature Discovery Trail, Ikemeguri Trail, Small Brook Trail
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Scabiosa japonica
September
At Hasuike ski area, Yakebitaiyama ski area
